Home / 1,345,746.80-2,018,976.60-587,262.80

Finding the Fourth Proportional to 1,345,746.80, 2,018,976.60 and 587,262.80

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Solution

The fourth proportional to 1,345,746.80, 2,018,976.60 and 587,262.80 is: 881,049.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,746.80 : 2,018,976.60 = 587,262.80 : x
  2. Step 2: Convert to fraction form
    1,345,746.80/2,018,976.60 = 587,262.80/x
  3. Step 3: Cross multiply
    1,345,746.80x = 2,018,976.60 × 587,262.80
  4. Step 4: Simplify right side
    1,345,746.80x = 1,185,669,851,250.48
  5. Step 5: Solve for x
    x = 1,185,669,851,250.48/1,345,746.80
  6. Step 6: Final answer
    x = 881,049.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.